DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerP0037, P0038, P0057, P0058 HO2S2 heater
Description
SYSTEM DESCRIPTION
The ECM performs ON/OFF control of the heated oxygen sensor 2 heater
corresponding to the engine speed,
amount of intake air and engine coolant temperature.
OPERATION
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DT ...
Changing engine oil filter
1. Park the vehicle on a level surface and apply
the parking brake.
2. Turn the engine off.
3. Place a large drain pan under the oil filter B .
4. Remove clips A from the right engine protector
located inside the right wheel well and
then remove protector. Remove oil filter B
with an ...
Front fog lamp circuit
Description
The IPDM E/R (intelligent power distribution module engine room) controls the
front fog lamp relay based on inputs from the BCM over the CAN communication
lines. When the front fog lamp relay is energized, power flows from the front
fog lamp relay in the IPDM E/R to the front fog ...